Across
- 2. allowed us to communicate with eachother
- 3. the trait that allowed us to attack prey over distances
- 6. us but shorter and stronger
- 8. upright man
- 10. the trait that allowed us to chase down prey for long distances
- 11. the ability to walk on two legs
- 13. the continent we came from
- 14. the theory of organisms adapting over time
- 15. the species that includes lucy
Down
- 1. handy man
- 4. was made better as a byproduct of walking on two legs
- 5. allowed us to become immune to sunburn in where we came from
- 7. the first species to crack bone with rocks
- 9. modern human
- 12. the signature weapon that let us hunt
- 16. the theory which animals evolve through surviving and passing their traits to their young